I don’t believe Lanza was severly mentally ill. I think he was just another a dylan klebold eric harris columbine wannabe just like the virgina tech massacre guy.
that’s what I think. probably tired of living and decided to take a bunch of people with him on the way out.
He was on Fanapt, which is a powerful anti-psychotic.
You do not give something like that to an individual who is merely irritable and rebellious.